All eyes will be on Russia shortly as it hosts the FIFA World Cup, one of the world's great sporting occasions. The country will get a boost as tourists visit Russia's many far flung cities and spend freely in hotels and restaurants. But staging the event is not cheap. Russia will be spending at least $12 billion at a time when its economy is suffering from sanctions. And - once the teams and their fans leave, the clean-up is expensive and the legacy uncertain. This week Ritula Shah and a panel of experts ask what's to gain from hosting the beautiful game's greatest showcase.